Sig Sauer Q5 SF 9mm threaded barrel, 5.5" length. Direct replacement barrel for P320 pistols with M18x1 threading for suppressor compatibility.
This 5.5-inch threaded barrel is engineered as a direct replacement component for Sig Sauer P320 pistols configured in the Q5 SF (Special Forces) specification. The barrel features M18x1 right-hand threading, allowing seamless integration with modern suppressor systems and muzzle devices.
The Q5 SF barrel maintains the accuracy and reliability standards Sig Sauer is known for. The threaded design enables shooters to attach suppressors or other muzzle devices without requiring additional modifications. This barrel is suitable for both duty and recreational shooting applications.
This is a direct replacement barrel requiring no gunsmithing. Simply remove your existing barrel and install this component—it will function immediately with your P320 platform pistol.
Whether you're building a suppressed defensive pistol or upgrading an existing firearm, this barrel delivers the quality and versatility serious shooters demand.